Hinged cover for open containers



FIG. 1 is a perspective bottom view of a hinged cover for open containers, showing my new design;

FIG. 2 is a front view thereof with a rear view being a mirror image;

FIG. 3 is a left side view thereof with a right side view being a mirror image;

FIG. 4 is a top view thereof; and,

FIG. 5 is a bottom view thereof. 

The ornamental design for a hinged cover for open containers, as shown and described. 